MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3493d1946ef67e2704d1fc98ef7ea70bd48bf40af7aef673aeb11535c0a3d3cd. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry



Smoke Loader


Vendor detections: 15


Intelligence 15 IOCs YARA 2 File information Comments

SHA256 hash: 3493d1946ef67e2704d1fc98ef7ea70bd48bf40af7aef673aeb11535c0a3d3cd
SHA3-384 hash: ae91e46a629cb8ffdd17a65a6f10bfe604d2fdd8583cc711367df99aa062a2068a7d2c3998343395a1249775b59defe6
SHA1 hash: 4bee74530089e77cc68b39366b07392ca584f613
MD5 hash: 56ff948971f94a9971d8d1b8a69adbfc
humanhash: cat-mirror-louisiana-fanta
File name:56ff948971f94a9971d8d1b8a69adbfc.exe
Download: download sample
Signature Smoke Loader
File size:342'016 bytes
First seen:2024-02-01 08:25:05 UTC
Last seen:2024-02-01 10:21:57 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f33a90fe7fcd2447ccf7758f25884a8c (4 x Smoke Loader, 2 x GCleaner)
ssdeep 6144:npauEruJjF2e1HEMGPHgVwgI33zthb+d7:pREruJjF2ekgVwgmjHbg
TLSH T15E748E1032E4A432E2A365358831D7A70A7BF8326D71958F7F91AB3E7E246D0D621F17
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 3370ccd2ccf033da (36 x Smoke Loader, 10 x Stealc, 8 x GCleaner)
Reporter abuse_ch
Tags:exe Smoke Loader

Intelligence


File Origin
# of uploads :
2
# of downloads :
284
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
3493d1946ef67e2704d1fc98ef7ea70bd48bf40af7aef673aeb11535c0a3d3cd.exe
Verdict:
Malicious activity
Analysis date:
2024-02-01 08:30:01 UTC
Tags:
loader smoke smokeloader

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
fingerprint packed smokeloader
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
Clipboard Hijacker, SmokeLoader
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
Benign windows process drops PE files
C2 URLs / IPs found in malware configuration
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if the current machine is a virtual machine (disk enumeration)
Contains functionality to infect the boot sector
Creates a thread in another existing process (thread injection)
Delayed program exit found
Deletes itself after installation
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Found stalling execution ending in API Sleep call
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected Clipboard Hijacker
Yara detected SmokeLoader
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1384603 Sample: apeoxsTscm.exe Startdate: 01/02/2024 Architecture: WINDOWS Score: 100 51 sjyey.com 2->51 53 emgvod.com 2->53 55 2 other IPs or domains 2->55 63 Snort IDS alert for network traffic 2->63 65 Multi AV Scanner detection for domain / URL 2->65 67 Found malware configuration 2->67 69 16 other signatures 2->69 9 apeoxsTscm.exe 2->9         started        12 uigwdif 2->12         started        14 uigwdif 2->14         started        16 B153.exe 2->16         started        signatures3 process4 signatures5 79 Detected unpacking (changes PE section rights) 9->79 81 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 9->81 83 Maps a DLL or memory area into another process 9->83 18 explorer.exe 97 10 9->18 injected 85 Multi AV Scanner detection for dropped file 12->85 87 Machine Learning detection for dropped file 12->87 89 Checks if the current machine is a virtual machine (disk enumeration) 12->89 91 Creates a thread in another existing process (thread injection) 14->91 23 WerFault.exe 19 16 16->23         started        process6 dnsIp7 57 emgvod.com 95.158.162.200, 49745, 80 VIDEOSATBG Bulgaria 18->57 59 91.92.244.44, 80 THEZONEBG Bulgaria 18->59 61 4 other IPs or domains 18->61 41 C:\Users\user\AppData\Roaming\uigwdif, PE32 18->41 dropped 43 C:\Users\user\AppData\Local\Temp\F85E.exe, PE32 18->43 dropped 45 C:\Users\user\AppData\Local\Temp\B153.exe, PE32 18->45 dropped 47 C:\Users\user\...\uigwdif:Zone.Identifier, ASCII 18->47 dropped 71 System process connects to network (likely due to code injection or exploit) 18->71 73 Benign windows process drops PE files 18->73 75 Deletes itself after installation 18->75 77 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->77 25 F85E.exe 4 18->25         started        29 B153.exe 18->29         started        31 SmartClock.exe 18->31         started        file8 signatures9 process10 file11 49 C:\Users\user\AppData\...\SmartClock.exe, PE32 25->49 dropped 93 Antivirus detection for dropped file 25->93 95 Multi AV Scanner detection for dropped file 25->95 97 Detected unpacking (changes PE section rights) 25->97 99 Delayed program exit found 25->99 33 WerFault.exe 21 25->33         started        35 SmartClock.exe 25->35         started        101 Detected unpacking (overwrites its own PE header) 29->101 103 Machine Learning detection for dropped file 29->103 105 Contains functionality to infect the boot sector 29->105 37 WerFault.exe 21 29->37         started        39 WerFault.exe 31->39         started        signatures12 process13
Threat name:
Win32.Trojan.SmokeLoader
Status:
Malicious
First seen:
2024-01-31 23:25:12 UTC
File Type:
PE (Exe)
Extracted files:
53
AV detection:
23 of 24 (95.83%)
Threat level:
  5/5
Verdict:
malicious
Result
Malware family:
smokeloader
Score:
  10/10
Tags:
family:smokeloader botnet:pub1 backdoor trojan
Behaviour
Checks SCSI registry key(s)
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
Program crash
Deletes itself
Drops startup file
Executes dropped EXE
Loads dropped DLL
Downloads MZ/PE file
SmokeLoader
Malware Config
C2 Extraction:
http://sjyey.com/tmp/index.php
http://babonwo.ru/tmp/index.php
http://mth.com.ua/tmp/index.php
http://piratia.pw/tmp/index.php
http://go-piratia.ru/tmp/index.php
Unpacked files
SH256 hash:
c397c95a266d8cd0e9d4ec771d7556e08f6e30b87562a2722eac3b80e99937f1
MD5 hash:
19520192dc420be42658e333466870e7
SHA1 hash:
7d299e6b632bf115ceea4edded34518d8f1d4404
Detections:
SmokeLoaderStage2 win_smokeloader_a2
SH256 hash:
3493d1946ef67e2704d1fc98ef7ea70bd48bf40af7aef673aeb11535c0a3d3cd
MD5 hash:
56ff948971f94a9971d8d1b8a69adbfc
SHA1 hash:
4bee74530089e77cc68b39366b07392ca584f613
Malware family:
SmokeLoader
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures


MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Smoke Loader

Executable exe 3493d1946ef67e2704d1fc98ef7ea70bd48bf40af7aef673aeb11535c0a3d3cd

(this sample)

  
Delivery method
Distributed via web download

Comments